In the Original Investigation entitled “Age-Adjusted D-Dimer Cutoff Levels to Rule Out Pulmonary Embolism: The ADJUST-PE Study” published in the March 19, 2014, issue of JAMA (2014;311[11]:1117-1124. doi:10.1001/jama.2014.2135), an author’s institutional information was incorrect. Dr Le Gal is affiliated with Ottawa Health Research Institute, Ottawa, Ontario, Canada and Centre d’Investigations Cliniques, Université de Brest, Brest, France. This article was corrected online.